| SP | Snell, B.Snell, Blake $ >> | 25 | 2018 | L | 94 | 10 | 10 | 5 | 3 | 2.60 | .289 | 1.19 | 6.0 | 4.8 | 11.9 | 62.1 | 41 | 23 | 18 | 7 | 33 | 82 | 0 | 0 | 0 | 0 | 4 | 2 | 3 | 3.52 |
| SP | Cueto, J.Cueto, Johnny >> | 28 | 2014 | R | 88 | 9 | 9 | 3 | 5 | 4.71 | .344 | 1.55 | 9.3 | 4.7 | 5.2 | 57.1 | 59 | 30 | 30 | 7 | 30 | 33 | 0 | 0 | 0 | 0 | 5 | 1 | 0 | 5.07 |
| SP | Severino, L.Severino, Luis # >> | 23 | 2017 | R | 73 | 10 | 9 | 5 | 4 | 5.83 | .332 | 1.45 | 10.6 | 2.5 | 8.0 | 46.1 | 54 | 31 | 30 | 7 | 13 | 41 | 0 | 0 | 0 | 0 | 4 | 2 | 1 | 4.17 |
| SP | Dickey, R.Dickey, R.A. >> | 38 | 2012 | R | 52 | 10 | 9 | 1 | 4 | 6.60 | .371 | 1.75 | 11.7 | 4.1 | 6.1 | 46.1 | 60 | 41 | 34 | 11 | 21 | 31 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 6.20 |
| SP | Iwakuma, H.Iwakuma, Hisashi >> | 32 | 2013 | R | 65 | 9 | 9 | 3 | 5 | 8.15 | .380 | 1.81 | 11.4 | 5.2 | 8.1 | 38.2 | 48 | 35 | 35 | 6 | 22 | 34 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 5.08 |
| CL | Doolittle, S.Doolittle, Sean >> | 31 | 2018 | L | 99 | 17 | 0 | 1 | 0 | 2.41 | .282 | 1.13 | 6.0 | 4.5 | 11.0 | 18.2 | 12 | 5 | 5 | 1 | 9 | 22 | 0 | 6 | 0 | 0 | 0 | 1 | 1 | 2.94 |
| SU | Boxberger, B.Boxberger, Brad >> | 26 | 2014 | R | 87 | 23 | 0 | 0 | 0 | 4.39 | .322 | 1.39 | 9.0 | 3.8 | 12.8 | 26.2 | 26 | 13 | 13 | 3 | 11 | 37 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 3.04 |
| RP | Workman, B.Workman, Brandon >> | 30 | 2019 | R | 57 | 17 | 0 | 1 | 1 | 3.38 | .264 | 1.08 | 4.7 | 5.1 | 7.7 | 21.1 | 11 | 8 | 8 | 0 | 12 | 18 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 3.00 |
| RP | Robertson, D.Robertson, David >> | 32 | 2017 | R | 86 | 18 | 0 | 0 | 1 | 3.27 | .283 | 1.18 | 8.2 | 2.5 | 9.4 | 22.0 | 20 | 8 | 8 | 2 | 6 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.91 |
| RP | Pagan, E.Pagan, Emilio >> | 28 | 2019 | R | 77 | 26 | 0 | 1 | 2 | 3.94 | .319 | 1.41 | 9.0 | 3.7 | 9.6 | 32.0 | 32 | 15 | 14 | 4 | 13 | 34 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 3.72 |
| SP | Mikolas, M.Mikolas, Miles >> | 29 | 2018 | R | 31 | 2 | 0 | 0 | 0 | 20.25 | .600 | 4.13 | 45.0 | 4.5 | 18.0 | 2.2 | 10 | 6 | 6 | 2 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 15.00 |